<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
</head>
<body>
    <div id="app">
        <h1 v-show="isShow">我是v-show</h1>
        <h1 v-if="isShow">我是v-if</h1>
    </div>
</body>
<script>
    const info = {
        data(){
            return{
                isShow: false,
            }
        }
    }
    Vue.createApp(info).mount("#app")
</script>

</html>